Home / 9,939.38-14,872.28-5,992.92

Finding the Fourth Proportional to 9,939.38, 14,872.28 and 5,992.92

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Solution

The fourth proportional to 9,939.38, 14,872.28 and 5,992.92 is: 8,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.38 : 14,872.28 = 5,992.92 : x
  2. Step 2: Convert to fraction form
    9,939.38/14,872.28 = 5,992.92/x
  3. Step 3: Cross multiply
    9,939.38x = 14,872.28 × 5,992.92
  4. Step 4: Simplify right side
    9,939.38x = 89,128,354.29
  5. Step 5: Solve for x
    x = 89,128,354.29/9,939.38
  6. Step 6: Final answer
    x = 8,967.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.